[ns] An old question! but answer?

Sun Kai ksun@essex.ac.uk
Wed Apr 3 05:17:20 2002 

Hello,
     
      I just meet the old question that there is no UPD head defined in
UDP packet so that the size of UDP packet is not accurate enough. 

     What I want to ask is how the progress is no this question? Is
there any solution proposed?

    Thanks in advance!

    Sun Kai